ACEIRMC 4pcs 3D Printer Filament Spool Holder Stand Metal Bearing Design Compatible with All Filament Types for PLA/ABS/TPU and Other Printing Materials (4 Set)

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The 3D printing spool holder made of quality metal and plastic, stable and durable, the size is approx. (L x W x H)16.5 x 2.4 x 3 cm/ 6.5 x 0.9 x 1.2 inches
The filament roller is a pre-assembled holder, no tools needed, easy to install. The bearings may be a bit stiff when youfirst use.Please relubricate a bit and then they will run great.
The separated holder fits all spools of any size and all filament types, works well with 1kg 1.75mm PLA filament spools.
2set 3d printer filament spool holders: 4pcs separated holders compatible with PLA/ABS/TPU/Other 3D printing materials.